Prominent technology YouTuber Paul’s Hardware has kept a video diary of his first year with a Tesla Powerwall and SolarCity rooftop array, which illustrates that despite the advances in the technology available, the hardest work remains in orchestrating teams of workers to make multiple visits to the homes to complete the installation. For rooftop solar and HEMS to become mainstream, the installation team is the biggest hurdle to clear. The video series documents the multiple teams of contractors that were needed to complete the project, involving electricians, roofers, and the Tesla installers themselves. A lot of time was spent waiting on the utility, SCE, to approve the work and allow the array to connect to the grid as an exporter.…